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- Xref: sparky sci.crypt:3788 alt.security:4567
- Newsgroups: sci.crypt,alt.security
- Path: sparky!uunet!mcsun!sunic!aun.uninett.no!nuug!nntp.nta.no!hal.nta.no!styri
- From: styri@hal.nta.no (Haakon Styri)
- Subject: Re: Letter Frequency
- Message-ID: <1992Oct15.094142.2636@nntp.nta.no>
- Lines: 16
- Sender: news@nntp.nta.no
- Nntp-Posting-Host: balder.nta.no
- Reply-To: styri@nta.no
- Organization: Norwegian Telecom Research
- References: <1big1qINNrnq@matt.ksu.ksu.edu>
- Date: Thu, 15 Oct 92 09:41:42 GMT
-
- In article <1big1qINNrnq@matt.ksu.ksu.edu>, holland@matt.ksu.ksu.edu (Rich Holland) writes:
- |> I'm in dire need of a letter frequency chart for the English language. I
- |> remember as a kid reading books on basic cryptanalysis and seeing these
- |> charts of the most frequently used letter (like "E" is most often used,
- |> then "S" or "R" or something, etc). I don't remember the order, but now
- |> I need it. Anyone got a copy of a table of something like this online?
- |>
- |> If not, got a source where I can go look it up quick?
-
- Have a look in Pfleeger's _Security in Computing_ (Prentice-Hall, 1989).
- Table 2.1 (page 31) lists letter frequency distributions, and table 2.8
- (page 52) gives frequencies of digrams English.
-
- ---
- Haakon Styri
-